| 发明名称 | Filter for a smoking article | ||
| 摘要 | A filter for a smoking article comprises a monolith. The monolith is produced forming particles of a partially cured resin into a dough, shaping the dough to produce a monolith, sintering the particles, carbonizing and activating the sintered monolith, and incorporating the monolith into a smoking article filter. | ||
| 申请公布号 | US9259031(B2) | 申请公布日期 | 2016.02.16 |
| 申请号 | US201214124637 | 申请日期 | 2012.06.01 |
| 申请人 | BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED | 发明人 | Branton Peter;Duke Martin;Tennison Stephen;Winter Dinah Blanche |
| 分类号 | A24D3/02;A24D3/06;A24D3/16 | 主分类号 | A24D3/02 |
| 代理机构 | Cantor Colburn LLP | 代理人 | Cantor Colburn LLP |
| 主权项 | 1. A smoking article filter comprising a monolith circumscribed by a plugwrap, wherein the monolith comprises carbonized sintered resin and is configured such that a pressure drop of the filter does not significantly increase with monolith length. | ||
| 地址 | GB | ||